日韩中文字幕av_伊人影视_亚洲一级毛片_福利电影在线_国产精品免费观看_色视频在线观看

Welcome to the official website of Legret Metal Company
Focus on electronic welding for 20 yearsDONGGUAN LEGRET METAL.,LTD
National consultation hotline:135-2799-2739
Contact US
mobile phone: 135-2799-2739
Service hotline: 0769-38893080
Email: lzd@dglzd.com
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Needle tube Solder paste

Solder paste Sn99Ag0.3Cu0.7

Product parameters

★Loose reflow process window
★Excellent wetting and tin eating ability
★Low bubble and void ratio
★The adhesive force can be maintained for a long time
★Transparent residue

Scope of application

Suitable for SMT industry PCB surface resistance, capacitance, IC and other electronic components welding

The advantages of the product are as follows:

1. Printing rolling and forming, as low as 0.3mm spacing pad can also complete exquisite printing;

2. During continuous printing, the viscosity changes little, and the steel mesh has a long operational life. It will not dry after more than 8 hours, and still keeps good     printing effect;

3. After several hours of printing, the original shape is still kept, basically no collapse, and the chip components will not be offset; 

4. It has excellent weldability and can show proper wettability in different parts; 

5. It can adapt to the requirements of different grades of welding equipment. It does not need to complete welding in nitrogen charging environment, and it can still perform good welding performance in a wide range of reflow furnace temperature;

6. After welding, the residue is very little, the color is very light, and the insulation resistance is high, which will not corrode the PCB, and can meet the requirements of free washing; 

7. It has better ICT test performance and will not produce misjudgment; 

8. It can be used for paste in hole process.

主站蜘蛛池模板: 亚洲高清一区二区三区 | 午夜精品一区二区三区在线视 | 国产在线拍偷自揄拍视频 | 免费麻豆视频 | av免费看在线 | 中文字幕亚洲一区 | 欧美一区二区三区在线观看视频 | 成人黄色av网站 | 久久精品久久久久久 | 亚洲精品免费在线观看 | 在线免费91 | 国产精品中文字幕一区二区三区 | 日日操夜夜操视频 | 国产欧美日韩综合精品一区二区 | 国产7777| 福利国产| 国产二区视频 | 九色国产 | 精品国产99| 亚洲精品电影网在线观看 | 久久精品视频播放 | 午夜av在线| 欧美区在线 | 久久一级免费视频 | 性色的免费视频 | 91精品亚洲 | 日日摸日日碰夜夜爽亚洲精品蜜乳 | 永久免费在线观看 | 中文字幕亚洲视频 | 日韩有码一区 | 色狠狠一区 | 天天干精品 | 中文字幕乱码一区二区三区 | 亚洲乱码国产乱码精品精98午夜 | 在线欧美一区 | 成人免费大片黄在线播放 | 国产精品久久久久永久免费观看 | h视频免费在线观看 | 九九综合九九 | 中文字幕国产精品 | 色婷婷一区二区三区四区 |